2105, NSW · Postcode

Family & Households in 2105, NSW

How families and households are made up across the area.

Fewer people are living alone in postcode 2105 than in most other areas, though this has risen since 2011. The area is largely made up of families, with 57.4% of households being couples with children. Most homes are small to medium sized, usually housing two or three people.

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📍 2105, NSW, Postcode

Where 2105, NSW sits — Average household size

2.5 ▼ -7.4%
  • 1.0: 3 areas
  • 1.1: 1 area
  • 1.2: 0 areas
  • 1.3: 1 area
  • 1.4: 1 area
  • 1.5: 4 areas
  • 1.6: 1 area
  • 1.7: 16 areas
  • 1.8: 28 areas
  • 1.9: 61 areas
  • 2.0: 101 areas
  • 2.1: 182 areas
  • 2.2: 257 areas
  • 2.3: 365 areas
  • 2.4: 338 areas
  • 2.5: 338 areas
  • 2.6: 233 areas
  • 2.7: 223 areas
  • 2.8: 157 areas
  • 2.9: 127 areas
  • 3.0: 75 areas
  • 3.1: 49 areas
  • 3.2: 40 areas
  • 3.3: 13 areas
  • 3.4: 10 areas
  • 3.5: 6 areas
  • 3.6: 3 areas
  • 3.7: 1 area
  • 3.8: 2 areas
  • 3.9: 0 areas
  • 4.0: 1 area
  • 4.1: 0 areas
  • 4.2: 1 area

All postcode areas, 2021. The marker is 2105, NSW — higher than 57% of areas.

Average household size compared with the state and national average
2105, NSW2.5
Northern Beaches 2.7
New South Wales 2.6
Australia 2.5

Households

Average household size.

An average of 2.5 people live in each home, which is higher than most areas and about the same as the national figure. While 20.6% of people live alone—well below the Australian average of 25.6%—this number has risen since 2011.

2.5 ▼ -7.4%

Higher than 57% of postcode areas.

  • 2011: 2.7
  • 2016: 2.6
  • 2021: 2.5

Average number of people usually resident per household.

20.6% ▲ +30.3%

Lower than 77% of postcode areas.

  • 2011: 15.8%
  • 2016: 19.7%
  • 2021: 20.6%

Share of households that are a single person living alone.

Household size

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In 2105, NSW, the largest group is 2 people at 40%, followed by 1 person (21%) and 4 people (18%).

Families

Family types and one-parent families.

One-parent families make up 7.5% of the area, a figure that is well below both the state and national averages. This proportion has fallen since 2011, while couples with children now make up the majority of families at 57.4%.

7.5% ▼ -17.7%

Lower than 87% of postcode areas.

  • 2011: 9.1%
  • 2016: 7.9%
  • 2021: 7.5%

Share of people who live in one-parent families.

Family composition

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In 2105, NSW, Couples with children is the majority at 57%; Couples without children is next at 35%.

Sources

  • Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).

More for 2105, NSW

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in 2105, NSW [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA2105/2105-nsw/topic/family-households